参考文献

Kogen, Hiroshi; Tago, Keiko; Kaneko, Satoru; Hamano, Kiyoshi; Onodera, Kaori; Haruyama, Hideyuki; Minagawa, Katsuhiro; Kinoshita, Takeshi; Ishikawa, Tomio; Tanimoto, Tatsuo; Tsujita, Yoshio Journal of Antibiotics, 1996 , vol. 49, # 7 p. 624 - 630